// 定义接口
export default class LoginGateway {
    constructor() {
      if (new.target === LoginGateway) throw new Error("本类不能被实例化，需要先继承");
    }
    async login() {}
    async getAccessToken() {}
    async wxchatLogin() {}
    async getConfigSignature() {}
    async getAgentConfigSignature() {}
  }